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TURBOFAN ENGINE

  • US 20090304518A1
  • Filed: 04/06/2007
  • Published: 12/10/2009
  • Est. Priority Date: 07/04/2006
  • Status: Active Grant
First Claim
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1. A turbofan engine comprising:

  • a fan first-stage rotating blade which takes an air thereinto and has a hub-side leading edge part more extending in a forward direction of the engine than a tip-side leading edge part and a mid-span leading edge part.

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